<template>
	<view class="normal-login-container">
		<view class="logo-content align-center justify-center flex">
			<!-- <image style="width: 100rpx;height: 100rpx;" :src="totalConfig.appInfo.logo" mode="widthFix">
			</image> -->
			<text class="title">{{areaConfig.title}}</text>
		</view>
		<view class="login-form-content">
			<view class="input-item flex align-center">
				<view class="iconfont icon-user icon"></view>
				<input v-model="loginForm.username" class="input" type="text" placeholder="请输入账号" maxlength="30" />
			</view>
			<view class="input-item flex align-center">
				<view class="iconfont icon-password icon"></view>
				<input v-model="loginForm.password" type="password" class="input" placeholder="请输入密码" maxlength="20" />
			</view>
			<view class="input-item flex align-center" v-if="captchaEnabled">
				<view class="iconfont icon-code icon"></view>
				<input v-model="loginForm.code" type="number" class="input" placeholder="请输入验证码" maxlength="4" />
				<view v-if="loadingIamge"><u-loading-icon></u-loading-icon> </view>
				<image v-else :src="codeUrl" @click="getCode" class="login-code-img"></image>
			</view>
			<view class="action-btn">
				<button @click="handleLogin" class="login-btn cu-btn block bg-blue lg round">登录</button>
			</view>
		</view>

		<view class="xieyi text-center" style="margin-bottom: 15px;">
			<u-picker :show="show_area" @confirm="handle_area_select" :columns="formatColumns_areaList"
				@close="show_area = false" closeOnClickOverlay @cancel="show_area = false"></u-picker>
			<text class="text-grey1">当前地区:</text>
			<text @click="handle_area_click" class="text-blue">{{ selectedArea }}</text>
		</view>

		<!-- <view class="xieyi text-center" style="margin-bottom: 5px;">
			<text class="text-grey1">登录即代表同意</text>
			<text @click="handleUserAgrement" class="text-blue">《用户协议》</text>
			<text @click="handlePrivacy" class="text-blue">《隐私协议》</text>
		</view> -->

		<view class="xieyi text-center">
			<text class="text-grey1">版本号:V{{$store.state.config.totalConfig.appInfo.version}}</text>
		</view>
	</view>
</template>

<script>
	import config from '@/config'

	import {
		getCodeImg
	} from '@/api/login'

	import store from "@/store"
	import storage from '@/utils/storage'

	import {
		mapState,
		mapActions,
		mapGetters
	} from 'vuex'

	export default {
		data() {
			return {
				codeUrl: "",
				captchaEnabled: true,
				loadingIamge: false, //正在加载验证码
				loginForm: {
					username: this.$store.state.user.name,
					password: "admin123",
					code: "",
					uuid: ''
				},
				show_area: false, //是否显示地区选择,
			}
		},
		computed: {
			formatColumns_areaList() {
				return [this.$store.state.config.totalConfig.areaList.map(item => item.name)]
			},
			selectedArea() {
				return this.$store.state.config.areaConfig.name
			},
			areaConfig() {
				return this.$store.state.config.areaConfig
			},
			store_name() {
				if (this.$store.state || this.$store.state.user || this.$store.state.user.name) {
					return this.$store.state.user.name
				} else {
					return ""
				}
			}
		},
		created() {
			this.getCode();
			// this.username = this.store_name
		},
		methods: {
			...mapActions(['selectArea']),
			// 隐私协议
			handlePrivacy() {
				let site = this.$store.state.config.totalConfig.appInfo.agreements[0]
				this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`)
			},
			// 用户协议
			handleUserAgrement() {
				let site = this.$store.state.config.totalConfig.appInfo.agreements[1]
				this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`)
			},
			// 获取图形验证码
			getCode() {
				this.loadingIamge = true;
				getCodeImg().then(res => {
					this.loadingIamge = false;
					this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled
					if (this.captchaEnabled) {
						this.codeUrl = 'data:image/gif;base64,' + res.img
						this.loginForm.uuid = res.uuid
					}
				}).catch(msg => {
					this.loadingIamge = false;
					this.codeUrl = null
				})
			},
			// 登录方法
			async handleLogin() {
				if (this.loginForm.username === "") {
					this.$modal.msgError("请输入您的账号")
				} else if (this.loginForm.password === "") {
					this.$modal.msgError("请输入您的密码")
				} else if (this.loginForm.code === "" && this.captchaEnabled) {
					this.$modal.msgError("请输入验证码")
				} else {
					this.$modal.loading("登录中，请耐心等待...")
					this.pwdLogin()
				}
			},
			// 密码登录
			async pwdLogin() {
				this.$store.dispatch('Login', this.loginForm).then((msg) => {
					this.$modal.closeLoading()
					this.loginSuccess()
				}).catch((msg) => {
					this.$modal.msgError(msg)
					this.$modal.closeLoading()
					if (this.captchaEnabled) {
						this.getCode()
					}
				})
			},
			// 登录成功后，处理函数
			loginSuccess(result) {
				//设置用户菜单权限
				this.$store.dispatch('GenerateRoutes').then(accessRoutes => {
					// 设置用户信息
					this.$store.dispatch('GetInfo').then(res => {
						this.$tab.reLaunch('/pages/index')
					})
				})
			},
			// 选择地区,保存至store和缓存
			handle_area_select(selectItem) {
				//item.value[0]匹配this.$store.state.config.totalConfig.areaList的key
				let areaKey = this.$store.state.config.totalConfig.areaList.find(item => item.name ==
						selectItem.value[0])
					.key
				this.show_area = false
				this.selectArea(areaKey).then(() => {
					this.getCode()
				})
			},
			handle_area_click() {
				if (this.loadingIamge) {
					uni.showToast({
						icon: "none",
						title: "验证码加载中,请稍候",
						duration: 4000,
					});
				} else {
					this.show_area = true
				}
			}
		}
	}
</script>

<style lang="scss">
	page {
		background-color: #ffffff;
	}

	.normal-login-container {
		width: 100%;

		.logo-content {
			width: 100%;
			font-size: 21px;
			text-align: center;
			padding-top: 15%;

			image {
				border-radius: 4px;
			}

			.title {
				margin-left: 10px;
			}
		}

		.login-form-content {
			text-align: center;
			margin: 20px auto;
			margin-top: 15%;
			width: 80%;

			.input-item {
				margin: 20px auto;
				background-color: #f5f6f7;
				height: 45px;
				border-radius: 20px;

				.icon {
					font-size: 38rpx;
					margin-left: 10px;
					color: #999;
				}

				.input {
					width: 100%;
					font-size: 14px;
					line-height: 20px;
					text-align: left;
					padding-left: 15px;
				}

			}

			.login-btn {
				margin-top: 40px;
				height: 45px;
			}

			.xieyi {
				color: #333;
				margin-top: 20px;
			}
		}

		.easyinput {
			width: 100%;
		}
	}

	.login-code-img {
		height: 45px;
	}
</style>